#include	<stdio.h>
#include    <string.h>
#include	<signal.h>
#include    <unistd.h>

#define	INPUTLEN	100

int main(int argc, char *argv[])
{
	void inthandler(int);
	void quithandler(int);
	char input[INPUTLEN];
	int nchars;

	signal(SIGINT, inthandler);//^C	
	signal(SIGQUIT, quithandler);//^\

	do {
		printf("\nType a message\n");
		nchars = read(0, input, (INPUTLEN - 1));
		if (nchars == -1)
			perror("read returned an error");
		else {
			input[nchars] = '\0';
			printf("You typed: %s", input);
		}
	}
	while (strncmp(input, "quit", 4) != 0);
	return 0;
}

void inthandler(int s)
{
	printf(" Received signal %d .. waiting\n", s);
	sleep(2);
	printf("  Leaving inthandler \n");
}

void quithandler(int s)
{
	printf(" Received signal %d .. waiting\n", s);
	sleep(3);
	printf("  Leaving quithandler \n");
}
